62 lines
1.8 KiB
Bash
62 lines
1.8 KiB
Bash
|
#!/bin/sh
|
||
|
|
[ $(id -u) -eq 0 ] || exec sudo $0 $@
|
||
|
|
for bin in /var/lib/rancher/k3s/data/**/bin/; do
|
||
|
|
[ -d $bin ] && export PATH=$PATH:$bin:$bin/aux
|
||
|
|
done
|
||
|
|
set -x
|
||
|
|
for service in /etc/systemd/system/k3s*.service; do
|
||
|
|
[ -s $service ] && systemctl stop $(basename $service)
|
||
|
|
done
|
||
|
|
for service in /etc/init.d/k3s*; do
|
||
|
|
[ -x $service ] && $service stop
|
||
|
|
done
|
||
|
|
pschildren() {
|
||
|
|
ps -e -o ppid= -o pid= | \
|
||
|
|
sed -e 's/^\s*//g; s/\s\s*/\t/g;' | \
|
||
|
|
grep -w "^$1" | \
|
||
|
|
cut -f2
|
||
|
|
}
|
||
|
|
pstree() {
|
||
|
|
for pid in $@; do
|
||
|
|
echo $pid
|
||
|
|
for child in $(pschildren $pid); do
|
||
|
|
pstree $child
|
||
|
|
done
|
||
|
|
done
|
||
|
|
}
|
||
|
|
killtree() {
|
||
|
|
kill -9 $(
|
||
|
|
{ set +x; } 2>/dev/null;
|
||
|
|
pstree $@;
|
||
|
|
set -x;
|
||
|
|
) 2>/dev/null
|
||
|
|
}
|
||
|
|
getshims() {
|
||
|
|
ps -e -o pid= -o args= | sed -e 's/^ *//; s/\s\s*/\t/;' | grep -w 'k3s/data/[^/]*/bin/containerd-shim' | cut -f1
|
||
|
|
}
|
||
|
|
killtree $({ set +x; } 2>/dev/null; getshims; set -x)
|
||
|
|
do_unmount_and_remove() {
|
||
|
|
set +x
|
||
|
|
while read -r _ path _; do
|
||
|
|
case "$path" in $1*) echo "$path" ;; esac
|
||
|
|
done < /proc/self/mounts | sort -r | xargs -r -t -n 1 sh -c 'umount "$0" && rm -rf "$0"'
|
||
|
|
set -x
|
||
|
|
}
|
||
|
|
do_unmount_and_remove '/run/k3s'
|
||
|
|
do_unmount_and_remove '/var/lib/rancher/k3s'
|
||
|
|
do_unmount_and_remove '/var/lib/kubelet/pods'
|
||
|
|
do_unmount_and_remove '/var/lib/kubelet/plugins'
|
||
|
|
do_unmount_and_remove '/run/netns/cni-'
|
||
|
|
# Remove CNI namespaces
|
||
|
|
ip netns show 2>/dev/null | grep cni- | xargs -r -t -n 1 ip netns delete
|
||
|
|
# Delete network interface(s) that match 'master cni0'
|
||
|
|
ip link show 2>/dev/null | grep 'master cni0' | while read ignore iface ignore; do
|
||
|
|
iface=${iface%%@*}
|
||
|
|
[ -z "$iface" ] || ip link delete $iface
|
||
|
|
done
|
||
|
|
ip link delete cni0
|
||
|
|
ip link delete flannel.1
|
||
|
|
ip link delete flannel-v6.1
|
||
|
|
rm -rf /var/lib/cni/
|
||
|
|
iptables-save | grep -v KUBE- | grep -v CNI- | iptables-restore
|